Tire boot



Dec. 16, 1930. w. R. PINNEO l 1,785,390

TIRE Boo:1

Filed May 23, 1927 Z l Z proved tire lOOOlJ;V

Patented Dec. 16, 1930 UNITED STATES WALTER R. PINNEO, OF

MAnsHvALLToWN, Tow-A l TIRE Boor i Application ledfMay 23,

This invention relates to tire boots and has for an object to. providean improved tire` boot which will remain inpplace'after being placed ina tire.

5 Still another object is to provide la tire;

Y boothavingl al plurality `of toothed disks secured thereto, thepressure trom the air in the tube causing saidteethto engage the *in*ner side of the casing. v l0 trated in the accompanying drawings, vinwhich:

Figure l is a perspective view ot 'niy:im

Figure 2 is a transverse` sectional view thereof; n f y u f i Figure 3isa longitudinal sectionalview thereof; 7 '2Q Figure 4 is a'transversesectional view of a tire embracingmy invention; 1 1 Figure `5 isa brokenaway .enlarged por V tion of the shoe showinga `detail ofthemetal disk;and Figure ure 5. i

Like reference characters indicate like parts throughout the followingspecification, and in the several views in the drawingsin which lrepresentsV my improved tireKV boot, which isa flexible body formed of'a series of layers 2, 2, 2, 2a, of asuitable pli-` able material,cemented together, said layers being graduated insize and provided with1 35 beveled edges forming featherside andend edges 4l for t-he shoetheupper layer 2 being lNith these and other objects in view, haveinvented an improved vtire boot, illus- Letters Patent, is: l.

1927. serial No. 193,54is. j

,outer ends bearing against the outer faces of the disks, which alsoass-ist Vinzbinding together vthe layers of inaterialcontained in theshoe. Thebevelled edges-l of the shoe are bevelled on the outersuraceoi-the shoe to'tiv knife. edges 6,`inordert hat when theY innertube is iilledv with -air it will `lie against'an entirely smooth, outersurface ofthe-inner layer 2, thus avoiding-injuring thetube as i is thecaseV with the present form. or" shoe 60 Y patches. v y e Havingdescribed myinvention, thatwhich Iclaim to be new,and desire to procurebyn A device 0f thechatr* described comi".l

Vprising a flexible :body consisting:A of superz posed Vlayers ofpliable material, rows of flat metal disks disposed in spacedrelation tooppositefsideedges 'of saiddbody, the vdisksrof i Veach row being spacedfromeach' other longiy tudinally. of the body,fand fasteners. forisaiddisks'"passed through the .disksIV centrally 'thereoffand' throughsaidbody andfhavin'g 4 i Y heads atjtheir outer ends bearing againstVthe 6 is a'section on line 22 of .Fig-l` Vto form teeth adaptedftobiteinto a'ti're casing andv prevent the device from slipping.

:In testimony whereof I-atix my signature.

` p 'Y `YVAL'IE'R PINNEO.' 8 5* the smallest andouter layerwhilethelowers l e. Y

layer 2" is the largest and innerlayer. E Ad# jacent the longitudinal`edges oit' the layer 2, Y

r cumferentially spaced openings through the if) disks, forming teeth 8which'are adapted to bite into the innersurface of the tire wherey Y bythe shoe will be eifectually prevented from slip-ping'from its" properposition .within the @tire Each of the disks` 5,risheld in .position 'LUby means of rivets 7 havingheadslat their Y

